?-D-GalpNAc-(1->?)-?-D-Galp-(1->?)-?-D-GlcpNAc-(1->?)-?-D-Galp-(1->?)-?-D-Glcp-(1->?)[?-D-GlcpNAc-(1->?)-?-?-Hepp-(1->?)]-?-?-Hepp-(1->?)-D-Kdo(?->